Web of Spider-Man #017 (1985 Series)

Magma starts by unleashing a jet of molten, erm, magma at Spidey, who, of course, avoids it. Joy and the others are trying to escape but the 'faceless' people corner her. Spidey realises he can't concentrate on Magma and the other three so swings off.Magma then takes Joy, Charla and Seth into some sort of central complex. We find out that Seth, although slow in some senses, is incredibly gifted mathematically. We find out that the reputable Roxxon company is responsible for the underground bunker. We get the Team-Up 110 flashback where Johnathan Darque - head of the energy company - became Magma to fight environmentalists who were protesting.He joined Roxxon in a top secret project in the Virginia mountains. He abducted Seth because he wants him to work on a project to use satellites...